dridex | 7d211bc2c7cdae1f82b83694ecb7924ad4c15c3c73f4bfff4705f6d959be69d9

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 14:52

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General

Target

JaffaCakes118_7d211bc2c7cdae1f82b83694ecb7924ad4c15c3c73f4bfff4705f6d959be69d9.dll
Size

184KB
MD5

31d2e100cf57553ec8639fae7d4e4e2f
SHA1

8f0f67d0fd36fa41e7a1e06f8202b11f26d72b37
SHA256

7d211bc2c7cdae1f82b83694ecb7924ad4c15c3c73f4bfff4705f6d959be69d9
SHA512

d975ad3e23872b20d28b222d198bb9903d44ccfc962c2e8aaf3c56e528f3ed4ea6ade0863c301ca610b75beabd8ccb767e6a01ce0e865ceade8190dc9a9b1878
SSDEEP

3072:CiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoYlzoxss7:CiLVCIT4WK2z1W+CUHZj4Skq/eaoGoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2164-0-0x0000000074EC0000-0x0000000074EEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
372	2164	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2164	2808	rundll32.exe	31
PID 2808 wrote to memory of 2164	2808	rundll32.exe	31
PID 2808 wrote to memory of 2164	2808	rundll32.exe	31
PID 2808 wrote to memory of 2164	2808	rundll32.exe	31
PID 2808 wrote to memory of 2164	2808	rundll32.exe	31
PID 2808 wrote to memory of 2164	2808	rundll32.exe	31
PID 2808 wrote to memory of 2164	2808	rundll32.exe	31
PID 2164 wrote to memory of 372	2164	rundll32.exe	32
PID 2164 wrote to memory of 372	2164	rundll32.exe	32
PID 2164 wrote to memory of 372	2164	rundll32.exe	32
PID 2164 wrote to memory of 372	2164	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d211bc2c7cdae1f82b83694ecb7924ad4c15c3c73f4bfff4705f6d959be69d9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d211bc2c7cdae1f82b83694ecb7924ad4c15c3c73f4bfff4705f6d959be69d9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2164
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2164 -s 220
    3⤵
    - Program crash
    PID:372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2164-0-0x0000000074EC0000-0x0000000074EEF000-memory.dmp

Filesize
188KB

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memory/2164-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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